/Engine/Plugins/Animation/IKRig/Source/IKRig/Public/Retargeter/IKRetargetProcessor.h
bool InitializeSource ( const [FName](API\Runtime\Core\UObject\FName) SourceRootBoneName, const [FRetargetSkeleton](API\Plugins\IKRig\Retargeter\FRetargetSkeleton) & SourceSkeleton, [FIKRigLogger](API\Plugins\IKRig\FIKRigLogger) & Log )